Zhejiang Yonggui Electric Equipment Co., Ltd.

Marine & Offshore Solution

Yonggui provides reliable interconnection solutions for marine and offshore applications, covering ship-to-shore power supply, underwater robotics, deep-sea operations, and offshore equipment.


Our product portfolio includes shore power and charging connectors, marine-grade stainless steel interconnect series, deep-sea sealing connectors, and underwater robot interfaces, designed to operate under high humidity, salt-spray, and pressure conditions.


All products emphasize corrosion resistance, waterproof performance, and long-term durability, meeting the requirements of harsh marine environments and supporting the industry’s transition toward cleaner and more efficient offshore energy systems as a China connector manufacturer.


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Blog & News
Yonggui GB Series-800 GB/T DC Charging Inlet: Engineered for High-Power Commercial EV Charging
Up to 1000 A peak current, modular quick replacement, and real-time thermal monitoring for battery-electric heavy-duty commercial vehiclesCommercial EV Market MomentumWith the scaled deployment of ele...
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Yonggui YGC-GDE Series High-Altitude D-Sub Connectors
Extending reliable D-Sub connectivity from 2,000 m to stable operation at 4,000 mWhat High-Altitude Environments DemandAs railway corridors, industrial facilities, and communication infrastructure exp...
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Product Recommendation | In-depth Analysis of LTF/LTFP/LTFX Series: The Technical Strength of Blind-Mate Fluid Connectors
What exactly is a fluid connector?The era of liquid cooling is upon us. From trillion-scale computing power data centers to sophisticated radar systems, liquid cooling has become a core technology to ...
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